The announcement of new orders worth $2.5 million is a positive development for Fuel Tech, suggesting an increase in demand for its products. This is likely to be viewed favorably by investors and could lead to a short-term increase in the stock price. The relevance is high as the news directly pertains to Fuel Tech's business operations. The importance is significant because the orders represent a substantial amount of revenue for the company. The confidence level is high due to the clear and direct nature of the news.